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Heat treatment in France

Preparing a part? Read the design rules and checklist for Heat treatment before you request quotes.

Hardening, annealing and tempering that change the strength and wear resistance of metal parts.

As of 2026-10-05, 89 heat treatment manufacturers in France are listed here, compiled from open data and each company's own website. The most listings are in Buzançais (2), Scionzier (2), Marseille (2). 26% state that they take prototype or one-off orders. 27% mention ISO 9001.

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ORDER SIZE QUOTE FILES CERTIFICATIONS LINKS STATUS
PMO Palettes
Ris-Orangis · France
Serves: automotive
Strong match ContactSourceAgent-ready 2026-10-04 Claim ›
3DCeram Sinto
Bonnac-la-Côte · France · aluminium, copper, plastic
Machines: Ultimaker
Serves: aerospace, defense, medical
Possible PrototypeSeriesSmall batch STL Source 2026-10-04 Claim ›
Acieries de Ploermel Industrie
Ploërmel · France · brass, stainless-steel, steel
Possible Prototype ContactSource 2026-10-05 Claim ›
Acnis International
Villeurbanne · France · aluminium, stainless-steel, steel
Possible ISO 13485ISO 9001 PortfolioContactSource 2026-10-04 Claim ›
Aitech
Sainte Geneviève des Bois · France
Possible ContactSource 2026-10-04 Claim ›
ALM
Fareins · France
Possible ContactSource 2026-10-04 Claim ›
Alsyom
Tarbes · France
Machines: 5-axis machining, CMM inspection, Okuma, welding robot
Serves: medical
Possible Prototype ContactSource 2026-10-04 Claim ›
Ateliers de Mecanique Generale
Gannat · France
Serves: automotive
Possible Prototype ContactSource 2026-10-04 Claim ›
Auverdec Decolletage
Arconsat · France · stainless-steel, steel
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Belva hydraulique
Gerzat · France
Possible Source 2026-10-05 Claim ›
Bois de la Xaintrie
Hautefage · France
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Bois Durables de Bourgogne
Vendenesse-lès-Charolles · France · aluminium, steel
Possible Source 2026-10-04 Claim ›
Bronzavia Industrie
Sartrouville · France
Serves: aerospace
Possible Prototype PortfolioContactSource 2026-10-05 Claim ›
C.E.R.E.C
Recquignies · France · stainless-steel
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
C2L
Ranchot · France
Possible Prototype Source 2026-10-04 Claim ›
CETh
France
Possible ContactSource 2026-10-04 Claim ›
Chimicolor
Buzançais · France
Serves: automotive
Possible AS9100IATF 16949 ContactSourceAgent-ready 2026-10-04 Claim ›
Conservor Ostwald
Ostwald · France · plastic, stainless-steel, steel
Machines: Hexagon
Possible Online QuoteContactSource 2026-10-04 Claim ›
Cornille Décolletage
Friaucourt · France · aluminium, stainless-steel, steel
Serves: automotive
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Decker Frères SAS
Bertrambois · France
Possible ContactSource 2026-10-04 Claim ›
DEFTA
Essômes-sur-Marne · France · aluminium, plastic
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Delta Metal
Issoudun · France · stainless-steel
Machines: Hexagon
Possible IGES AS9100ISO 9001 ContactSource 2026-10-04 Claim ›
ECM Technologies
Grenoble · France · aluminium, steel
Serves: automotive
Possible Prototype ContactSource 2026-10-04 Claim ›
Embalsace
Mulhouse · France · aluminium, steel
Serves: automotive
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Engelvin Bois Moulé
Mende · France
Possible ContactSource 2026-10-04 Claim ›
Ets.CHOLLET
Beaulon · France · steel
Possible Small batch EN 1090ISO 9001 ContactSource 2026-10-05 Claim ›
Europ Service Industrie
Vernouillet · France · stainless-steel, steel
Possible PortfolioContactSource 2026-10-04 Claim ›
Flandria Aluminium
Warneton · France · aluminium
Serves: marine
Possible ISO 9001 PortfolioContactSource 2026-10-04 Claim ›
Focast
Saint-Dizier · France
Possible ContactSource 2026-10-04 Claim ›
fonderie schlumberger janvier 2011
Guebwiller · France
Possible Source 2026-10-04 Claim ›
Fonderies de Sougland
Saint-Michel · France · stainless-steel, steel
Possible Prototype ContactSource 2026-10-04 Claim ›
Fonderies Fraisse
Aubusson · France · aluminium
Possible ContactSource 2026-10-04 Claim ›
Forge et Coutellerie - Forges Foréziennes
Noirétable · France · stainless-steel, steel
Possible Source 2026-10-04 Claim ›
Forgex France
Monthermé · France · stainless-steel, steel
Serves: automotive, marine
Possible ContactSourceAgent-ready 2026-10-04 Claim ›
France TTH
Vitrolles · France
Possible SourceAgent-ready 2026-10-04 Claim ›
Gay Décolletage
Saint Pierre en Faucigny · France
Possible AS9100 ContactSource 2026-10-04 Claim ›
Hepha
Groslée-Saint-Benoit · France · aluminium
Possible ContactSource 2026-10-04 Claim ›
Hombert Industrie
Ormes · France
Serves: automotive
Possible IATF 16949 ContactSource 2026-10-04 Claim ›
IDMM
Dole · France · aluminium, stainless-steel, steel
Possible Prototype AS9100ISO 13485ISO 9001 ContactSourceAgent-ready 2026-10-04 Claim ›
International Trading Company
Clichy · France
Possible PortfolioContactSource 2026-10-04 Claim ›
Issartel
Roche-la-Molière · France
Possible Source 2026-10-05 Claim ›
Jean et Louis Rech SARL
Scionzier · France
Machines: Hexagon
Possible Prototype AS9100 Source 2026-10-04 Claim ›
JL Pery et Fils
Scionzier · France
Serves: automotive
Possible ContactSource 2026-10-05 Claim ›
Kanigen France
Bonneville · France · aluminium, stainless-steel, steel
Serves: automotive
Possible Prototype STEP ISO 9001 ContactSource 2026-10-04 Claim ›
La Boule Bleue
Marseille · France · stainless-steel, steel
Possible ContactSource 2026-10-04 Claim ›
Lames et Créations
Vailly-sur-Sauldre · France · steel
Possible ContactSource 2026-10-04 Claim ›
LBI - Bronzes Industry
Amnéville · France · aluminium, stainless-steel, steel
Possible ContactSource 2026-10-04 Claim ›
Le Coadou
Gaillon · France · aluminium, stainless-steel, steel
Machines: Mazak
Serves: automotive
Possible Prototype AS9100ISO 9001 ContactSource 2026-10-05 Claim ›
LIS France
Cérences · France · aluminium
Possible ContactSource 2026-10-04 Claim ›
Mahieux Industrie
Vaulx-en-Velin · France
Possible SourceAgent-ready 2026-10-04 Claim ›
Manusur
La Ferté Macé · France · stainless-steel
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Masson Marine
Saint-Denis-lès-Sens · France · aluminium, steel
Serves: marine
Possible PortfolioContactSource 2026-10-04 Claim ›
Matair
Saint-Trivier-de-Courtes · France · steel
Possible ContactSource 2026-10-04 Claim ›
MC&I Métal Concept et Industrie
Crest · France · steel
Possible ContactSource 2026-10-04 Claim ›
Meaux Et Fils Sarl
Tully · France · aluminium, stainless-steel
Possible Prototype Source 2026-10-04 Claim ›
Meca-Precis
Châtillon-sur-Indre · France
Machines: Mitutoyo
Possible Prototype PortfolioContactSource 2026-10-05 Claim ›
Metalis Group
Marchaux-Chaudefontaine · France · plastic
Serves: automotive, medical
Possible Prototype ContactSource 2026-10-04 Claim ›
NDC Foundry
Rochefort · France
Serves: automotive
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Numac
Gondecourt · France · stainless-steel, steel
Possible ContactSource 2026-10-04 Claim ›
NUMEC
Mortagne-sur-Sèvre · France · steel
Serves: automotive
Possible Prototype ISO 9001 ContactSource 2026-10-04 Claim ›
Osborn Metals
Longueville · France · stainless-steel, steel
Machines: Hexagon
Serves: automotive
Possible Prototype ContactSource 2026-10-04 Claim ›
Perdem
Cluses · France
Serves: automotive
Possible PortfolioContactSource 2026-10-04 Claim ›
PSG Industries
Buzançais · France · steel
Serves: automotive
Possible IATF 16949 SourceAgent-ready 2026-10-04 Claim ›
Racodon Outillage
La Talaudière · France · plastic
Possible ISO 9001 SourceAgent-ready 2026-10-04 Claim ›
RD Technologies / CAR - Galilé Groupe
Veynes · France · brass, stainless-steel, steel
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Recrutement Chemet GLI
Bischwiller · France · stainless-steel, steel
Possible ISO 9001 Source 2026-10-04 Claim ›
Robineau
Besançon · France · stainless-steel, steel
Possible Source 2026-10-04 Claim ›
Romadec Décolletage
Marnaz · France · steel
Serves: automotive
Possible Prototype ISO 14001ISO 9001 Source 2026-10-04 Claim ›
SADEV Racing Transmission
Saint-Prouant · France
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
SAS Hueso
Nogaro · France · aluminium, stainless-steel, steel
Machines: Trumpf
Serves: automotive
Possible PrototypeSmall batch ContactSource 2026-10-04 Claim ›
SCOP Erimeca
Rosheim · France
Possible ContactSourceAgent-ready 2026-10-04 Claim ›
Setforge Extrusion
L'Horme · France · aluminium, plastic, stainless-steel
Serves: aerospace, automotive, medical, railway
Possible PrototypeSeries STEP AS9100IATF 16949ISO 14001ISO 9001NADCAP ContactSourceAgent-ready 2026-10-04 Claim ›
SETNAG
Marseille · France
Possible ISO 9001 QuoteContactSource 2026-10-04 Claim ›
Societe Erde Mecanique Generale
Saint-Symphorien-d'Ozon · France · aluminium, copper, stainless-steel
Serves: aerospace, automotive, marine, medical
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Societe Industrielle et Financiere de Courcelles
Nogent · France · steel
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Société Métallurgique du Val d'Orne
France · aluminium
Possible Source 2026-10-04 Claim ›
Solution Import
Vénissieux · France · aluminium, stainless-steel, steel
Serves: automotive
Possible PrototypeSeries ISO 9001 ContactSource 2026-10-04 Claim ›
Stainless
Dannemarie sur Crète · France · stainless-steel, steel
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
System-C Instrumentation
Saint-Paul-Trois-Châteaux · France
Serves: automotive
Possible ContactSource 2026-10-04 Claim ›
Technival Industrie
Gond-Pontouvre · France
Possible Prototype Source 2026-10-04 Claim ›
Thermi-Lyon Traitements Thermiques et Depots sous vide
Lyon · France · aluminium, stainless-steel, steel
Serves: aerospace, automotive
Possible AS9100IATF 16949ISO 13485ISO 9001NADCAP ContactSource 2026-10-04 Claim ›
Tirtiss
Morestel · France · stainless-steel
Possible PortfolioSource 2026-10-04 Claim ›
TMH
La Garde · France · aluminium, plastic, stainless-steel
Machines: 5-axis machining
Serves: aerospace, automotive
Possible PrototypeSeries QuotePortfolioContactSource 2026-10-05 Claim ›
Traitement des Métaux de Normandie
Port-Jérôme-sur-Seine · France
Serves: automotive
Possible Source 2026-10-05 Claim ›
UMP - Usinage Moderne de Précision
Thoiry · France · aluminium, steel
Serves: automotive
Possible AS9100ISO 9001 Source 2026-10-04 Claim ›
Unifonds
Valenciennes · France · stainless-steel, steel
Possible ISO 9001 ContactSource 2026-10-04 Claim ›
Universal Aciers
Couzon-au-Mont-d'Or · France · steel
Possible ContactSource 2026-10-04 Claim ›
Vibrograf France
Paris · France
Possible ContactSource 2026-10-04 Claim ›
Zobel
Fleurbaix · France
Possible ISO 9001 ContactSource 2026-10-04 Claim ›

Frequently asked questions

How many heat treatment manufacturers are listed in France?

89 as of 2026-10-05. The list is compiled automatically from open data and company websites and is refreshed regularly, so it is a starting point to verify with each manufacturer, not a complete register.

Which cities in France have the most heat treatment manufacturers?

Buzançais (2), Scionzier (2), Marseille (2), Bonnac-la-Côte (1), Ploërmel (1), based on the addresses in the listings.

How do I choose a heat treatment manufacturer in France?

Check which processes are offered (case hardening, vacuum hardening, annealing), maximum part size and weight, and whether hardness testing and certificates are included.

Can I order a prototype or a single part?

26% of the listed companies state prototype or one-off orders and 3% state small batches on their websites; 4% mention series production. Confirm minimum quantities with the manufacturer.

Which certifications do these manufacturers state?

ISO 9001 (27%), AS9100 (10%), IATF 16949 (6%) are the most common among the listed companies. Certifications are detected from website text and should be confirmed by certificate.

How do I get a quote?

Use the Studio or the quote request on this site to describe the part once; we introduce suitable manufacturers. You can also contact the listed companies directly through their websites.

Other processes in France

Welding and fabrication (755), Steel construction and metal fabrication (746), CNC machining (310), Sheet metal fabrication (252), Laser cutting (242), Surface finishing (225)

Capabilities are detected automatically from each company's own website and may be incomplete or out of date; confirm details with the manufacturer. Data as of 2026-10-05. How we compile this directory. Is your company listed incorrectly? Claim or remove a listing. Contains data from OpenStreetMap contributors (ODbL), Overture Maps Foundation (CDLA Permissive 2.0) and Wikidata (CC0), U.S. government open data from SAM.gov (public entity registrations), INEGI Mexico (Directorio Estadístico Nacional de Unidades Económicas, DENUE), plus information from the companies own websites.

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